نتایج جستجو برای: 137 farmers were selected as a sample

تعداد نتایج: 14194832  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

a large number of single research studies on the effects of strategy-based instruction (sbi) in teaching english as a foreign or second language has been conducted so far. however, the lack of a comprehensive meta-analysis targeting the effectiveness of english language sbi is observed. moreover, the findings of experimental studies regarding the context of the english language, proficiency lev...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
آزاده خدابخشی دانشجوی کارشناسی ارشد آموزش کشاورزی، دانشکده اقتصاد و توسعه کشاورزی، دانشگاه تهران جواد قاسمی عضو باشگاه پژوهشگران جوان، دانشگاه آزاد اسلامی، واحد کرج کمال سادات اسیلان عضو هیات علمی دانشگاه پیام نور، واحد کرج احسان قلی فر دانش آموخته کارشناسی ارشد آموزش کشاورزی، دانشکده اقتصاد و توسعه کشاورزی، دانشگاه تهران

the objective followed in this descriptive-survey research was to investigate factors influencing farmers’ attitudes toward participation in water users’ associations. the statistical population of the study consisted of 1435 farmers of markazi district of zanjan county out of whom 329 were selected as sample using cochran formula. random sampling technique was used for the study. a questionnai...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و علوم انسانی 1391

abstract: one of the most visited & important spaces in different countries by tourist are urban areas. the old tehran which major part is located in district 12 is historical showcase of the capital, but, its hiidden cultural attraction is not used as it should be. this thesis occasionally engage in studying the efficacy of correct installation of travel guide boards in welfare & easily acc...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زبانهای خارجی 1388

this study investigated the potential role of age in inductive and deductive grammar learning among iranian foreign language learners. the experimental population consisted of our randomly selected samples including two groups of children (with age of exposure to english within 8-13), and two groups of adults (with age of exposure to english within 11-13). thus, the comparison was between ch...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
سمیه گودرزی دانش آموخته کارشناسی ارشد توسعه روستایی، دانشکده اقتصاد و توسعه کشاورزی دانشگاه تهران حسین شعبانعلی فمی دانشیار دانشکده اقتصاد و توسعه کشاورزی دانشگاه تهران حمید موحد محمدی دانشیار دانشگده اقتصاد و توسعه کشاورزی دانشگاه تهران محمد جلال زاده دانشجوی دکتری برنامه ریزی روستایی دانشگاه اصفهان

the purpose of this study was to investigate the challenges of agricultural water management from farmers’ viewpoint. the statistical population consisted of 5297 farmers in karaj county. a total number of 142 farmers were selected applying cochran’s formula. the sample was drawn using stratified sampling method with proportional allocation. to collect data, a questionnaire was developed. to en...

Climate change adaptation is generally defined as adjustments in natural or human systems in response to actual or expected climate stimuli or their effects which moderated harm or exploit opportunities (IPCC, 2007: 869). Agricultural entrepreneurship is identification process of opportunities and threads of activity environment with new policies to create transformation in agriculture. Therefo...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده علوم انسانی 1393

colonialism is an important factor in cultural production and many of cultural constructs all over the world. english and english language teaching are at the center of the contemporary world. postcolonial literature, the genre achebe exercised, is a kind of historical text which has become central to different debates and criticisms. in this thesis, different elements related to the colonial...

پایان نامه :0 1374

having conducted the experiment and analysed the data, the researcher computed the groups mean scores and variances for the test relating to the research question. as the final atep, a t-test was conodonted for the hypothesis. as noted earlier, the significance level was determined at .05 and .01 respectively. the observed t-value was higher than the critical t-value at. 5 and .01 levels. conse...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1392

abstract the present study deals with a comparison between reactive and pre-emptive focus-on-form in terms of application and efficiency. it was conducted in an intermediate english class in shahroud. 15 male learners participated in this research and their age ranged from 18 to 25. a course book, new interchange 3, and a complementary book were used. every session the learners gave lectures o...

Journal: :journal of agricultural science and technology 2015
b. najafi s. torabi dastgerduei

this study was conducted to determine timeliness costs in using machinery and their effects on farmers’ revenues. in addition, optimum cropping pattern was compared with the existing one assuming removal of timeliness cost. for the purpose of the study, mixed integer and linear programming methods were used. the study was conduced in marvdasht region in southern iran. the data were collected th...

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